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Finding the Third Proportional to 1,357,659.56 and 2,930,666.06

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Solution

The third proportional to 1,357,659.56 and 2,930,666.06 is: 6,326,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,659.56 : 2,930,666.06 = 2,930,666.06 : x
  2. Step 2: Convert to fraction form
    1,357,659.56/2,930,666.06 = 2,930,666.06/x
  3. Step 3: Cross multiply
    1,357,659.56x = 2,930,666.06 × 2,930,666.06
  4. Step 4: Simplify right side
    1,357,659.56x = 8,588,803,569,889.25
  5. Step 5: Solve for x
    x = 8,588,803,569,889.25/1,357,659.56
  6. Step 6: Final answer
    x = 6,326,183.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.